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common code of open and save methods factorized into LoadKnownFilters method
This commit is contained in:
Paolo Cignoni cignoni
parent
a36eb8edd1
commit
30b014dcb5
@ -23,6 +23,9 @@
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/****************************************************************************
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History
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$Log$
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Revision 1.49 2005/12/15 01:13:02 buzzelli
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common code of open and save methods factorized into LoadKnownFilters method
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Revision 1.48 2005/12/14 22:24:14 cignoni
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Added preliminary supprot for editing/selection plugins.
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@ -153,6 +156,7 @@ private:
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void updateRecentFileActions();
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void setCurrentFile(const QString &fileName);
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void addToMenu(QList<QAction *>, QMenu *menu, const char *slot);
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void LoadKnownFilters(QStringList &filters, QHash<QString, int> &allKnownFormats);
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@ -24,6 +24,9 @@
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History
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$Log$
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Revision 1.45 2005/12/15 01:13:03 buzzelli
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common code of open and save methods factorized into LoadKnownFilters method
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Revision 1.44 2005/12/14 22:24:14 cignoni
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Added preliminary supprot for editing/selection plugins.
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@ -547,61 +550,59 @@ void MainWindow::toggleBackFaceCulling()
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GLA()->setBackFaceCulling(!rm.backFaceCull);
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}
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void MainWindow::open(QString fileName)
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void MainWindow::LoadKnownFilters(QStringList &filters, QHash<QString, int> &allKnownFormats)
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{
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// Opening files in a transparent form (IO plugins contribution is hidden to user)
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const QString defaultFilter = tr("Mesh files (*.ply *.off *.stl)");
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QStringList filters;
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filters << defaultFilter;
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// HashTable storing all supported formats, preserving for each
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// of them, the index of first plugin which is able to open it
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QHash<QString, int> allKnownFormats;
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QString selectedFilter; // this will be filled with actual selected filter
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QString allKnownFormatsFilter = tr("All known formats (");
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std::vector<MeshIOInterface*>::iterator itIOPlugin = meshIOPlugins.begin();
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for (int i = 0; itIOPlugin != meshIOPlugins.end(); ++itIOPlugin, ++i) // cycle among loaded IO plugins
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{
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MeshIOInterface* pMeshIOPlugin = *itIOPlugin;
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QString currentDescription;
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QStringList currentFormats = pMeshIOPlugin->formats(currentDescription);
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QList<MeshIOInterface::Format> currentFormats = pMeshIOPlugin->formats();
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QList<MeshIOInterface::Format>::iterator itFormat = currentFormats.begin();
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while(itFormat != currentFormats.end())
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{
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MeshIOInterface::Format currentFormat = *itFormat;
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QString currentFilterEntry = currentFormat.desctiption + " (";
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QStringListIterator itExtension(currentFormat.extensions);
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while (itExtension.hasNext())
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{
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QString currentExtension = itExtension.next().toLower();
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if (!allKnownFormats.contains(currentExtension))
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{
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allKnownFormats.insert(currentExtension, i);
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allKnownFormatsFilter.append(tr(" *."));
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allKnownFormatsFilter.append(currentExtension);
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}
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currentFilterEntry.append(tr(" *."));
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currentFilterEntry.append(currentExtension);
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}
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currentFilterEntry.append(')');
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filters.append(currentFilterEntry);
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QString currentFilterEntry = currentDescription + " (*.";
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QStringListIterator itFormat(currentFormats);
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if (itFormat.hasNext())
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{
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QString currentFormat = itFormat.next().toLower();
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if (!allKnownFormats.contains(currentFormat))
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allKnownFormats.insert(currentFormat, i);
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currentFilterEntry.append(currentFormat);
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++itFormat;
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}
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while (itFormat.hasNext())
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{
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QString currentFormat = itFormat.next().toLower();
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if (!allKnownFormats.contains(currentFormat))
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allKnownFormats.insert(currentFormat, i);
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currentFilterEntry.append(tr(" *."));
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currentFilterEntry.append(currentFormat);
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}
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currentFilterEntry.append(')');
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filters.append(currentFilterEntry);
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}
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QString allKnownFormatsFilter = tr("All known formats (*.ply");
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QHash<QString, int>::iterator itHash = allKnownFormats.begin();
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for(; itHash != allKnownFormats.end(); ++itHash)
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{
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allKnownFormatsFilter.append(tr(" *."));
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allKnownFormatsFilter.append(itHash.key());
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}
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allKnownFormatsFilter.append(')');
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filters << allKnownFormatsFilter;
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filters.push_front(allKnownFormatsFilter);
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}
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void MainWindow::open(QString fileName)
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{
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// Opening files in a transparent form (IO plugins contribution is hidden to user)
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QStringList filters;
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// HashTable storing all supported formats, preserving for each
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// of them, the index of first plugin which is able to open it
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QHash<QString, int> allKnownFormats;
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LoadKnownFilters(filters, allKnownFormats);
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if (fileName.isEmpty())
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fileName = QFileDialog::getOpenFileName(this,tr("Open File"),".", filters.join("\n"), &selectedFilter);
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else selectedFilter = allKnownFormatsFilter;
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fileName = QFileDialog::getOpenFileName(this,tr("Open File"),".", filters.join("\n"));
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if (fileName.isEmpty())
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return;
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@ -618,38 +619,14 @@ void MainWindow::open(QString fileName)
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extension.remove(0, fileName.lastIndexOf('.')+1);
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bool success = false;
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if (extension.toUpper() == tr("PLY")) // default format
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success = mm->Open(fileName.toAscii(),QCallBack);
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else // additional formats supported via plugin
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{
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// an alternative solution could delegate the opening stuff to the first plugin
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// in the vector which is able to treats that format, in current implementation
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// I use the plugin corresponding to the respective item in the combo
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QStringListIterator itFilter(filters);
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int idx = 0;
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while (itFilter.hasNext() && (itFilter.next() != selectedFilter))
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++idx;
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--idx; // subtracting 1 since first filter was the default one
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if ((idx > -1) && (idx <= (int)meshIOPlugins.size()))
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{
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if (idx == (int)meshIOPlugins.size()) // "All files" filter was selected
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{
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QString lowerCaseExt = extension.toLower();
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if (allKnownFormats.contains(lowerCaseExt))
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idx = allKnownFormats[lowerCaseExt];
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else
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{
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QMessageBox::warning(this, tr("Open File"), tr("Unknown file format"));
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delete mm;
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qb->hide();
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return;
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}
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}
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MeshIOInterface* pCurrentIOPlugin = meshIOPlugins[idx];
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int mask = -1;
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success = pCurrentIOPlugin->open(extension, fileName, *mm ,mask,QCallBack,this /*gla?*/);
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}
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}
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int idx = allKnownFormats[extension.toLower()];
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MeshIOInterface* pCurrentIOPlugin = meshIOPlugins[idx];
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int mask = -1;
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success = pCurrentIOPlugin->open(extension, fileName, *mm ,mask,QCallBack,this /*gla?*/);
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if (!success)
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{
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@ -685,11 +662,18 @@ void MainWindow::openRecentFile()
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bool MainWindow::saveAs()
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{
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// Opening files in a transparent form (IO plugins contribution is hidden to user)
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QStringList filters;
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QString selectedFilter;
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// HashTable storing all supported formats, preserving for each
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// of them, the index of first plugin which is able to open it
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QHash<QString, int> allKnownFormats;
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LoadKnownFilters(filters, allKnownFormats);
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//************************************** mettere in una funzione ****************************
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std::map<QString,int>ext_map;
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/*std::map<QString,int>ext_map;
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int nplagin = 0;
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std::vector<MeshIOInterface*>::iterator itIOPlugin = meshIOPlugins.begin();
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@ -699,14 +683,17 @@ bool MainWindow::saveAs()
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MeshIOInterface* pMeshIOPlugin = *itIOPlugin;
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QString currentDescription;
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QStringList currentFormats = pMeshIOPlugin->formats(currentDescription);
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QStringList currentFormats = pMeshIOPlugin->formats();
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//QList<MeshIOInterface::Format> currentFormats = pMeshIOPlugin->formats();
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QString currentFilterEntry;
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QStringListIterator itFormat(currentFormats);
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while (itFormat.hasNext())
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{
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MeshIOInterface::Format currentFormat = itFormat.next();
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currentFilterEntry = "Mesh Files (*.";
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QString ex = itFormat.next().toLower();
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//QString ex = itFormat.next().toLower();
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QString ex = currentFormat.extensions.first().toLower();
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currentFilterEntry.append(ex);
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alltype.append("*."+ex+" ");//costruisce la stringa per gli All Mesh files support!
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currentFilterEntry.append(")");
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@ -718,11 +705,12 @@ bool MainWindow::saveAs()
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alltype.append(")");//aggiunge l'ultima parentesi
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filters.insert(0,alltype);
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//************************************ fine ***********************************************
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*/
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QString fileName;
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if (fileName.isEmpty())
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fileName = QFileDialog::getSaveFileName(this,tr("Save File"),".", filters.join("\n"), &selectedFilter);
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fileName = QFileDialog::getSaveFileName(this,tr("Save File"),".", filters.join("\n"));
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bool ret = false;
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@ -744,7 +732,8 @@ bool MainWindow::saveAs()
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}
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int mask = maskobj.MaskObjToInt();
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int idx = ext_map[extension];
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//int idx = ext_map[extension];
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int idx = allKnownFormats[extension.toLower()];
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MeshIOInterface* pCurrentIOPlugin = meshIOPlugins[idx];
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qb->show();
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ret = pCurrentIOPlugin->save(extension, fileName, *this->GLA()->mm ,mask,QCallBack,this);
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